functions_bmz_image_handler_update.php

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<?php
/**
 * bmz_image_handler_update.php
 * manage automatic patching of the database for image-handler
 *
 * @author  Tim Kroeger <[e-mail]>
 * @copyright Copyright 2005-2006 breakmyzencart.com
 * @license http://www.gnu.org/licenses/gpl.txt GNU General Public License V2.0
 * @version $Id: functions_bmz_image_handler_update.php,v 1.7 2006/05/01 12:12:08 tim Exp $
 */

global $messageStack;
global $db;

function remove_image_handler() {
	global $db;
	$error = false;
	
	$sql_query = "DELETE FROM " . TABLE_CONFIGURATION . " WHERE configuration_key = 'LARGE_IMAGE_MAX_WIDTH' OR " .
				"configuration_key = 'LARGE_IMAGE_MAX_HEIGHT' OR " .
				"configuration_key = 'SMALL_IMAGE_FILETYPE' OR " .
				"configuration_key = 'SMALL_IMAGE_BACKGROUND' OR " .
				"configuration_key = 'WATERMARK_SMALL_IMAGES' OR " .
				"configuration_key = 'ZOOM_SMALL_IMAGES' OR " .
        "configuration_key =  'SMALL_IMAGE_HOTZONE' OR " .
				"configuration_key = 'SMALL_IMAGE_QUALITY' OR " .
				"configuration_key = 'MEDIUM_IMAGE_FILETYPE' OR " .
				"configuration_key = 'MEDIUM_IMAGE_BACKGROUND' OR " .
				"configuration_key = 'WATERMARK_MEDIUM_IMAGES' OR " .
				"configuration_key = 'ZOOM_MEDIUM_IMAGES' OR " .
        "configuration_key =  'MEDIUM_IMAGE_HOTZONE' OR " .
				"configuration_key = 'MEDIUM_IMAGE_QUALITY' OR " .
				"configuration_key = 'LARGE_IMAGE_FILETYPE' OR " .
				"configuration_key = 'LARGE_IMAGE_BACKGROUND' OR " .
				"configuration_key = 'WATERMARK_LARGE_IMAGES' OR " .
				"configuration_key = 'LARGE_IMAGE_QUALITY' OR " .
				"configuration_key = 'WATERMARK_GRAVITY' OR " .
				"configuration_key = 'ZOOM_GRAVITY' OR " .
				"configuration_key = 'IH_RESIZE' OR " .
				"configuration_key = 'SHOW_UPLOADED_IMAGES';";
	$db->Execute($sql_query);
	$sql_query = "UPDATE " . TABLE_CONFIGURATION . " SET configuration_value='REMOVED' WHERE configuration_key = 'IH_VERSION';";
	$db->Execute($sql_query);
	return $error;
}

function install_image_handler() {
	global $db;
    global $ihConf;
  $sort_order_offset = 100;
	$i = 0;
	
	if (defined('IH_VERSION')) {
		$sql_query = "DELETE FROM " . TABLE_CONFIGURATION . " WHERE configuration_key = 'IH_VERSION';";
		$db->Execute($sql_query);
	}

	//------------------------------
	// IH_RESIZE configuration entry
	//------------------------------
	$ih_resize = 'yes';
	if (defined('IMAGE_MANAGER_HANDLER')) {
		// ok, some image handler has been installed
		$sql_query = "DELETE FROM " . TABLE_CONFIGURATION . " WHERE configuration_key = 'IMAGE_MANAGER_HANDLER';";
		if (IMAGE_MANAGER_HANDLER == 'none') $ih_resize = 'no';
		$db->Execute($sql_query);
	}
	if (!defined('IH_RESIZE')) {
		$sql_query = "INSERT INTO " . TABLE_CONFIGURATION . " (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, set_function, date_added) VALUES " .  
					"('IH 璋冩暣鍥惧儚澶у皬', 'IH_RESIZE', '$ih_resize', 'Zen-Cart鐨勭己鐪佽